Tag Archives: triassic period

Scientists Find Oldest Dinosaur – or Closest Relative Yet

Researchers have discovered what may be the earliest dinosaur, a creature the size of a Labrador retriever, but with a five foot-long tail, that walked the Earth about 10 million years before more familiar dinosaurs like the small, swift-footed Eoraptor and Herrerasaurus.

The findings mean that the dinosaur lineage appeared 10 million to 15 million years earlier than fossils previously showed, originating in the Middle Triassic rather than in the Late Triassic period. (more…)

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Dinosaurs Not So Fierce After All, says U of T Researcher

A new species of dinosaur discovered in Arizona suggests dinosaurs did not spread throughout the world by overpowering other species but by taking advantage of a natural catastrophe that wiped out their competitors. (more…)

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